TY - CPAPER AU - J Korslund, T Beckham, L Holmstrom, K Biggers TI - Enhanced passive surveillance T2 - Allen D. Leman Swine Conference DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2014 DA - 2014/09/01 L1 - https://www.aasv.org/library/swineinfo/Content/LEMAN/2014/22.pdf SE - Recent Research Reports ER -